---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6622 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 465 5105 0 2404 7224 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:b3:8e:eb brd ff:ff:ff:ff:ff:ff inet 10.32.6.69/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86024sec preferred_lft 86024sec inet6 fe80::f816:3eff:feb3:8eeb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6622) 07/25/26 _x86_64_ (4 CPU) 03:47:55 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 146.46 63.77 82.69 4217.56 40608.32 03:50:01 63.53 5.63 57.91 178.27 10297.51 03:51:01 47.88 6.97 40.91 89.85 8156.24 03:52:01 9.65 0.00 9.65 0.00 376.60 03:53:01 45.59 0.42 45.18 14.53 8799.33 03:54:01 28.03 0.70 27.33 77.85 4821.73 Average: 56.84 12.93 43.90 764.64 12181.86 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 5975320 7400392 2192100 26.84 36992 1568148 713052 7.74 600604 1428324 88524 03:50:01 5772828 7486080 2394592 29.32 56892 1818192 605420 6.57 516496 1678532 146136 03:51:01 5434832 7233416 2732588 33.46 59868 1898404 893736 9.70 785140 1743104 1296 03:52:01 5415232 7221008 2752188 33.70 61796 1902760 901724 9.78 798884 1746668 788 03:53:01 5225088 7386368 2942332 36.03 66888 2246032 699432 7.59 653124 2068680 115500 03:54:01 5206656 7374824 2960764 36.25 69172 2250332 716008 7.77 671132 2068180 10988 Average: 5504993 7350348 2662427 32.60 58601 1947311 754895 8.19 670897 1788915 60539 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 03:49:02 ens3 469.77 245.39 1474.86 67.53 0.00 0.00 0.00 0.00 03:50:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 03:50:01 ens3 48.62 41.55 396.75 5.43 0.00 0.00 0.00 0.00 03:51:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 03:51:01 ens3 122.88 112.75 1287.41 21.84 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 56.96 82.22 68.94 12.99 0.00 0.00 0.00 0.00 03:53:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:53:01 ens3 684.14 594.58 4081.70 82.06 0.00 0.00 0.00 0.00 03:54:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 03:54:01 ens3 12.55 13.76 10.40 6.25 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 233.00 182.10 1222.30 32.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6622) 07/25/26 _x86_64_ (4 CPU) 03:47:55 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 21.99 0.00 3.02 4.23 1.41 69.35 03:49:02 0 28.06 0.00 6.27 1.58 1.63 62.45 03:49:02 1 12.45 0.00 1.78 4.48 1.00 80.28 03:49:02 2 34.22 0.00 2.59 4.02 1.80 57.37 03:49:02 3 13.22 0.00 1.47 6.84 1.17 77.30 03:50:01 all 20.86 0.00 1.30 1.59 1.04 75.20 03:50:01 0 52.64 0.00 2.25 0.20 1.86 43.05 03:50:01 1 7.93 0.00 0.44 0.32 0.44 90.87 03:50:01 2 12.63 0.00 1.08 0.14 0.63 85.53 03:50:01 3 10.26 0.00 1.42 5.71 1.23 81.38 03:51:01 all 14.23 0.00 0.76 1.00 1.06 82.94 03:51:01 0 20.63 0.00 0.45 0.00 1.26 77.65 03:51:01 1 8.45 0.00 0.28 0.05 0.66 90.55 03:51:01 2 15.34 0.00 1.05 1.11 1.05 81.46 03:51:01 3 12.50 0.00 1.28 2.82 1.27 82.14 03:52:01 all 4.18 0.00 0.25 0.01 0.25 95.32 03:52:01 0 3.69 0.00 0.13 0.00 0.30 95.88 03:52:01 1 3.52 0.00 0.17 0.00 0.18 96.13 03:52:01 2 2.27 0.00 0.10 0.00 0.17 97.47 03:52:01 3 7.24 0.00 0.60 0.03 0.37 91.75 03:53:01 all 18.92 0.00 1.55 0.53 1.22 77.78 03:53:01 0 28.97 0.00 1.54 0.35 1.40 67.74 03:53:01 1 12.88 0.00 1.03 0.40 1.08 84.60 03:53:01 2 18.93 0.00 2.01 0.13 1.09 77.83 03:53:01 3 14.91 0.00 1.61 1.24 1.31 80.94 03:54:01 all 20.52 0.00 0.92 0.91 0.89 76.75 03:54:01 0 21.60 0.00 1.48 0.10 0.78 76.04 03:54:01 1 44.30 0.00 1.20 2.25 1.61 50.64 03:54:01 2 15.48 0.00 0.70 0.17 0.86 82.79 03:54:01 3 0.75 0.00 0.32 1.13 0.32 97.49 Average: all 16.78 0.00 1.30 1.38 0.98 79.56 Average: 0 25.87 0.00 2.02 0.37 1.21 70.54 Average: 1 14.95 0.00 0.82 1.25 0.83 82.14 Average: 2 16.48 0.00 1.25 0.93 0.93 80.40 Average: 3 9.81 0.00 1.11 2.96 0.94 85.18